org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/handlers/OpenAction.java

   1 /*******************************************************************************
   2 * Copyright (c) 2012 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.internal.tmf.ui.project.handlers;
  14
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.core.commands.NotEnabledException;
  17 import org.eclipse.core.commands.NotHandledException;
  18 import org.eclipse.core.commands.common.NotDefinedException;
  19 import org.eclipse.jface.action.Action;
  20 import org.eclipse.jface.viewers.ISelection;
  21 import org.eclipse.jface.viewers.ISelectionProvider;
  22 import org.eclipse.jface.viewers.IStructuredSelection;
  23 import org.eclipse.linuxtools.internal.tmf.ui.TmfUiPlugin;
  24 import org.eclipse.linuxtools.tmf.ui.project.model.TmfExperimentElement;
  25 import org.eclipse.linuxtools.tmf.ui.project.model.TmfProjectModelElement;
  26 import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement;
  27 import org.eclipse.ui.IWorkbenchPage;
  28 import org.eclipse.ui.handlers.IHandlerService;
  29
  30 public class OpenAction extends Action {
  31
  32     private static final String OPEN_TRACE_COMMAND_ID = "org.eclipse.linuxtools.tmf.ui.command.project.trace.open"; //$NON-NLS-1$
  33     private static final String OPEN_EXPERIMENT_COMMAND_ID = "org.eclipse.linuxtools.tmf.ui.command.project.experiment.open"; //$NON-NLS-1$
  34
  35     private IWorkbenchPage page;
  36     private ISelectionProvider selectionProvider;
  37     private TmfProjectModelElement element;
  38
  39     /**
  40      * Default constructor
  41      * @param page the workbench page
  42      * @param selectionProvider the selection provider
  43      */
  44     public OpenAction(IWorkbenchPage page, ISelectionProvider selectionProvider) {
  45         this.page = page;
  46         this.selectionProvider = selectionProvider;
  47     }
  48
  49     /*
  50      * (non-Javadoc)
  51      * @see org.eclipse.jface.action.Action#isEnabled()
  52      */
  53     @Override
  54     public boolean isEnabled() {
  55         ISelection selection = selectionProvider.getSelection();
  56         if (!selection.isEmpty()) {
  57             IStructuredSelection sSelection = (IStructuredSelection) selection;
  58             if (sSelection.size() == 1) {
  59                 if (sSelection.getFirstElement() instanceof TmfTraceElement ||
  60                         sSelection.getFirstElement() instanceof TmfExperimentElement) {
  61                     element = (TmfProjectModelElement) sSelection.getFirstElement();
  62                     return true;
  63                 }
  64             }
  65         }
  66         return false;
  67     }
  68
  69     /*
  70      * (non-Javadoc)
  71      * @see org.eclipse.jface.action.Action#run()
  72      */
  73     @Override
  74     public void run() {
  75         try {
  76             IHandlerService handlerService = (IHandlerService) page.getActivePart().getSite().getService(IHandlerService.class);
  77             if (element instanceof TmfTraceElement) {
  78                 handlerService.executeCommand(OPEN_TRACE_COMMAND_ID, null);
  79             } else if (element instanceof TmfExperimentElement) {
  80                 handlerService.executeCommand(OPEN_EXPERIMENT_COMMAND_ID, null);
  81             }
  82         } catch (ExecutionException e) {
  83             TmfUiPlugin.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  84         } catch (NotDefinedException e) {
  85             TmfUiPlugin.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  86         } catch (NotEnabledException e) {
  87             TmfUiPlugin.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  88         } catch (NotHandledException e) {
  89             TmfUiPlugin.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  90         }
  91     }
  92
  93 }